هیدروفلوریک اسید 40% 100338 مرک

Description
Catalogue Number	100338
Synonyms	Hydrofluoric acid solution, Fluoric acid

Product Information
Grade	ISO,Reag. Ph Eur
HS Code	2811 11 00

Physicochemical Information
Boiling point	112 °C (1013 hPa)
Density	1.13 g/cm3 (20 °C)
Melting Point	-44 °C

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H300 + H310 + H330: Fatal if swallowed, in contact with skin or if inhaled. H314: Causes severe skin burns and eye damage.
Precautionary Statement(s)	P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Storage class	6.1B Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK	WGK 2 water endangering
Disposal	23 Hydrogen fluoride and inorganic fluorides as well as solutions thereof must be handled with extreme caution. Do not permit contact of any kind under any circumstances and be sure to work under an efficient fume cupboard with the front screen closed. Residues dissolved in water can be precipitated as calcium fluoride. Solids or precipitate: container I; filtrate: container D or E.

Safety Information
Hazard Symbols	Corrosive Very toxic
Categories of danger	very toxic, corrosive
R Phrase	R 26/27/28-35 Very toxic by inhalation, in contact with skin and if swallowed.Causes severe burns.
S Phrase	S 7/9-26-36/37-45 Keep container tightly closed and in a well-ventilated place.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

Storage and Shipping Information
Storage	Store at +5°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1790 , 8 (6.1), II
Declaration (transport by air) IATA-DGR	UN 1790 , 8 (6.1), II
Declaration (transport by sea) IMDG-Code	UN 1790 , 8 (6.1), II, Segregation Group: 1 (Acids)

Specifications
Assay (acidimetric)	40.0 - 42.0 %
Chloride (Cl)	≤ 1 ppm
Colour	≤ 10 Hazen
Hexafluorosilicate (SiF₆)	≤ 50 ppm
Phosphate (PO₄)	≤ 0.5 ppm
Sulfate and sulphite (as SO₄)	≤ 5 ppm
Arsenic and Antimony (as As)	≤ 0.03 ppm
Ag (Silver)	≤ 0.02 ppm
Al (Aluminium)	≤ 0.05 ppm
Ba (Barium)	≤ 0.01 ppm
Be (Beryllium)	≤ 0.02 ppm
Bi (Bismuth)	≤ 0.02 ppm
Ca (Calcium)	≤ 0.2 ppm
Cd (Cadmium)	≤ 0.01 ppm
Co (Cobalt)	≤ 0.02 ppm
Cr (Chromium)	≤ 0.01 ppm
Cu (Copper)	≤ 0.02 ppm
Fe (Iron)	≤ 0.1 ppm
Ge (Germanium)	≤ 0.02 ppm
K (Potassium)	≤ 0.1 ppm
Li (Lithium)	≤ 0.01 ppm
Mg (Magnesium)	≤ 0.1 ppm
Mn (Manganese)	≤ 0.03 ppm
Mo (Molybdenum)	≤ 0.02 ppm
Na (Sodium)	≤ 0.2 ppm
Ni (Nickel)	≤ 0.02 ppm
Pb (Lead)	≤ 0.02 ppm
Sr (Strontium)	≤ 0.02 ppm
Ti (Titanium)	≤ 0.02 ppm
Tl (Thallium)	≤ 0.02 ppm
V (Vanadium)	≤ 0.02 ppm
Zn (Zinc)	≤ 0.05 ppm
Zr (Zirconium)	≤ 0.02 ppm
Heavy metals (as Pb)	≤ 0.5 ppm
Residue on ignition (as sulphate)	≤ 5 ppm